Toyota Corolla Cross: Parking Support Brake System

 ECU Power Source Circuit

DESCRIPTION When the ignition switch is ON, auxiliary battery voltage is applied to terminal MREL of the ECM through the coil of the EFI-MAIN relay. This causes the EFI-MAIN relay to close, which supplies power to terminal +B of the TCM. WIRING DIAGRAM Refer to DTC U010087. Click here CAU

 Engine compartment

Components Washer fluid tank Engine coolant reservoir Engine oil filler cap Engine oil level dipstick Battery Brake fluid reservoir Fuse boxes Radiator Condenser Electric cooling fan Checking and adding the engine oil With the engine at operating temperature and turned off, che